From e16c63de928f00075f0ea466581e04b44bb33f75 Mon Sep 17 00:00:00 2001 From: Steven Toth Date: Thu, 16 Oct 2008 23:17:42 -0300 Subject: [PATCH] V4L/DVB (9310): s5h1411: read_status() locking detection fixes. This includes new bit definitions for previously unknown bits. Signed-off-by: Steven Toth Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/s5h1411.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) diff --git a/drivers/media/dvb/frontends/s5h1411.c b/drivers/media/dvb/frontends/s5h1411.c index 25a3fb3..c79e23d 100644 --- a/drivers/media/dvb/frontends/s5h1411.c +++ b/drivers/media/dvb/frontends/s5h1411.c @@ -636,28 +636,29 @@ static int s5h1411_read_status(struct dvb_frontend *fe, fe_status_t *status) *status = 0; - /* Get the demodulator status */ - reg = (s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf2) >> 15) - & 0x0001; - if (reg) - *status |= FE_HAS_LOCK | FE_HAS_CARRIER | FE_HAS_SIGNAL; + /* Register F2 bit 15 = Master Lock, removed */ switch (state->current_modulation) { case QAM_64: case QAM_256: reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf0); - if (reg & 0x100) - *status |= FE_HAS_VITERBI; - if (reg & 0x10) - *status |= FE_HAS_SYNC; + if (reg & 0x10) /* QAM FEC Lock */ + *status |= FE_HAS_SYNC | FE_HAS_LOCK; + if (reg & 0x100) /* QAM EQ Lock */ + *status |= FE_HAS_VITERBI | FE_HAS_CARRIER | FE_HAS_SIGNAL; + break; case VSB_8: - reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0x5e); - if (reg & 0x0001) - *status |= FE_HAS_SYNC; reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0xf2); - if (reg & 0x1000) - *status |= FE_HAS_VITERBI; + if (reg & 0x1000) /* FEC Lock */ + *status |= FE_HAS_SYNC | FE_HAS_LOCK; + if (reg & 0x2000) /* EQ Lock */ + *status |= FE_HAS_VITERBI | FE_HAS_CARRIER | FE_HAS_SIGNAL; + + reg = s5h1411_readreg(state, S5H1411_I2C_TOP_ADDR, 0x53); + if (reg & 0x1) /* AFC Lock */ + *status |= FE_HAS_SIGNAL; + break; default: return -EINVAL; -- 2.7.4